@article{ref1,
title="Newborn walking: additional data",
journal="Science",
year="1973",
author="Konner, M. J.",
volume="179",
number="70",
pages="307-307",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-8075",
doi="",
url="http://dx.doi.org/"
}